familyRoellobryaceae
genusRoellobryon
Show Lower Taxa
Roellobryon
Polish Bot. J. 56: 119. 2011.
Endemic
Etymology: Invalid genus name Roellia and Greek bryon, moss, to coin a valid name for the genus
Basionym: Roellia Kindberg Gen. Eur. N.-Amer. Bryin., 37. 1897,
Revision as of 21:12, 16 December 2019 by FNA>Volume Importer
Plants large, scattered individuals or open turfs, usually pale green. Leaves shrunken to imbricate or somewhat contorted when dry, erect-spreading when moist; laminal cells 2–4:1. Seta yellowish, becoming red-brown with age, long, straight. Capsule brown; exothecial cells near mouth quadrate or short-rectangular, walls thick, often reddish, in 4 or 5 rows; proximal cells longer, long-rectangular, walls somewhat sinuate. Spores 10–18 µm, smooth to finely papillose, pale yellow-brown.
Distribution
w North America.
Discussion
Species 1.
Selected References
None.